//package org.springframework.boot.condition1;
//
//import org.springframework.context.annotation.Conditional;
//
//import java.lang.annotation.*;
//
//@Target({ ElementType.TYPE, ElementType.METHOD })
//@Retention(RetentionPolicy.RUNTIME)
//@Documented
//@Conditional(LinuxCondition.class)
//public @interface ConditionalOnLinux {
//	// 标注是哪个环境
//	String environment() default "";
//
//}
